Brown spots, especially on the lips, can be alarming to some. In some instances it can indicate rare oral mucosal melanoma, however in this case it was a non cancerous labial melanotic macule. Pigmented Lesions of the Oral Mucosa Pocket Dentistry Multifocal pigmentation of the oral mucosa The Journal of the American Dental Association Oral melanotic macule Stock Image C067 2477 Science Photo Library Labial melanotic macule Kiss and Tell: Variations of Normal and Pathology of the Lips Today's RDH